From a257fd383c44781ab1a6fa66b4d8a295521e2542 Mon Sep 17 00:00:00 2001
From: Gio Lodi <gio@mokacoding.com>
Date: Wed, 8 Jan 2025 18:40:27 +0100
Subject: [PATCH] Log time at which heartbeat is sent

---
 Sources/Sampler.swift | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/Sources/Sampler.swift b/Sources/Sampler.swift
index 147a6dd..4bffb44 100644
--- a/Sources/Sampler.swift
+++ b/Sources/Sampler.swift
@@ -147,13 +147,20 @@ class Sampler {
             os_log("No accumulator found for %s, skipping sendHeartbeat", log: OSLog.tracker, type:.debug, key)
             return
         }
+        let now = Date()
         let incSecs: TimeInterval = trackedData.accumulatedTime
         if incSecs > 0 {
-            os_log("Sending heartbeat for %s", log: OSLog.tracker, type:.debug, key)
+            os_log(
+                "Sending heartbeat for %s. Timestamp: %s.",
+                log: OSLog.tracker,
+                type:.debug,
+                key,
+                now.description
+            )
             heartbeatFn(data: trackedData, enableHeartbeats: true)
         }
         trackedData.accumulatedTime = 0
-        let totalTrackedTime: TimeInterval = Date().timeIntervalSince(trackedData.firstSampleTime!)
+        let totalTrackedTime: TimeInterval = now.timeIntervalSince(trackedData.firstSampleTime!)
         trackedData.heartbeatTimeout = getHeartbeatInterval(
             existingTimeout: trackedData.heartbeatTimeout!,
             totalTrackedTime: totalTrackedTime